Siemens S7-300 User Manual

Digital modules
8.7 SM 326; F-DO 10 x DC 24V/2A PP (6ES7326-2BF10-0AB0)
Fail-safe signal modules
Installation and Operating Manual, 01/2010, A5E00085586-10
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8.7 SM 326; F-DO 10 x DC 24V/2A PP (6ES7326-2BF10-0AB0)
8.7.1 Properties, front view, wiring diagram and block diagram
Order number
6ES7326-2BF10-0AB0
Properties
SM 326; F-DO 10 x DC 24V/2A PP has the following properties:
● 10 outputs, two electrically isolated groups of 5
● Output current 2 A
● Rated load voltage 24 V DC
● Protection against short circuit and overload
● Suitable for solenoid valves, DC relay contactors, and signal lamps
● Assignable redundant operation
● Operation in safety mode
● SIL3/Cat.4/PLe can be achieved without safety protector
● Group fault display (SF)
● Safety mode display (SAFE)
● Status display for each channel (green LED)
● Display of channel-specific errors (red LED)
● Programmable diagnostics functions
● Programmable diagnostic interrupt
● Firmware update via
HW Config
● I&M identification data
● can be used with PROFINET IO
● "Keep last valid value" parameter
● Simplified redundant circuit
● Channel-selective passivation
Note
The fail-safe performance characteristics in the technical data apply to a proof-test interval of
20 years and a mean time to repair of 100 hours.

Siemens S7-300 Specifications

General

Protection Class	IP20
CPU	CPU 312
Communication	MPI, PROFIBUS, Ethernet
Power Supply	24 V DC
Programming	STEP 7 (TIA Portal)
Supply Voltage	24 V DC
Mounting	DIN rail mounting
Operating Temperature	0°C to 60°C
Relative Humidity	10% to 95% (non-condensing)
Memory	Depends on CPU model (e.g., 64 KB to 4 MB)